by Herb Bubert
in Hillsboro, NH. H-aRGB image. H-alpha frames taken January 23, 2010 and combined with older RGB frames. H-a - 18 frames 300 seconds each at 1600ISO. RGB - 26 frames 180, 300 and 480 seconds at 1600ISO. William Optics Zenithstar 80FD and WO .8x reducer. H-a taken with modified Canon 350D and RGB with modified Canon 300D.